PHP $_FILES['file']['tmp_name']: How to preserve filename and extension?

Question

I am trying to upload a doc file from a form and send it to email. I am using

$_FILES[\'file\'][\'tmp_name\'];

The problem is, it is retur

Answer 1

$_FILES["file"]["name"] - the name of the uploaded file

from http://www.w3schools.com/php/php_file_upload.asp